<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="../font-awesome-4.7.0/font-awesome-4.7.0/css/font-awesome.min.css">
    <style>
         a {
             text-decoration: none;
         }
        .head{
            height: 48px;
            background-color: #005ea7;
            line-height: 48px;
        }
        .left{
            position: absolute;
            top:48px;
            bottom: 0;
            left: 0;
            background-color: #7cbe56;
            width: 200px;
            float: left;
        }
        .right{
            position: absolute;
            top: 48px;
            bottom: 0;
            left: 200px;
            right: 0;
            float: left;
            background-color: #555555;
            overflow: auto;
        }
        .head .head-left{
            float: left;
            width: 200px;
            height: 48px;
            background-color: #cc2e2d;
            text-align: center;

        }
        .head .head-right{
            float: right;
            height: 48px;
            margin-right: 50px;
        }
        .head .head-right .cc:hover{
            background-color: #204982;
        }
        .head .head-right .cc img{
            height: 48px;width: 48px;border-radius: 50%
        }
        .head .head-right .cc{
            position: relative;
            padding: 0 10px 0 10px;
        }
        .head .head-right .b{
            position: absolute;
            background-color: white;
            color: black;
            width: 100px;
            height: 80px;
            z-index: 4;
            right: 45px;
            top: 48px;
            display: none;

        }
        .head .head-right .b a{
            display: block;
            width: 100px;
            height: 40px;
            color: black;

        }
        .head .head-right .b a:hover{
            background-color: #e3e4e5;
        }

        .head .head-right:hover .b{
            display: block;
        }

        .head .icons{
            float: right;
            width: 50px;
            height: 48px;
            text-align: center;
            color: white;
        }
        .head .icons:hover{
            background-color: #204982;;
        }
    </style>
</head>
<body style="margin: 0 auto">
<div class="head">
    <div class="head-left">LOGO</div>

    <div class="head-right">
        <div class="cc">
            <a href="#"><img src="tx1.jpg"></a>
        </div>
        <div class="b">
            <a  href="" target="_blank">我的资料</a>
            <a  href="" target="_blank">退出</a>
        </div>
    </div>
    <div class="icons">
        <i class="fa fa-commenting-o" aria-hidden="true"></i>
        5
    </div>
    <div class="icons">
        <i class="fa fa-bell-o" aria-hidden="true"></i>
    </div>

</div>
<div class="left">
    a
</div>
<div class="right">
    <p style="margin: 0;">asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>
            <p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p><p>asdf</p>

</div>
</body>
</html>